WPML custom switcher to show "other" languages

other_languages_switcher.php

<?php 
function other_languages_switcher(){
    $languages = icl_get_languages('skip_missing=1');
    foreach($languages as $l){
        if(!$l['active']) {
            $langs[] = '<a href="'.$l['url'].'">'.$l['language_code'].'</a>';
        }
    }
    echo join(', ', $langs);
}

/* another version 
    adds the switcher in the menu
    with wpml_ instead of icl_ functions
*/
add_filter('wp_nav_menu_items', 'new_nav_menu_items', 10, 2);
function new_nav_menu_items($items, $args) {
	// change $args->theme_location == 'primary-menu' to specify the menu location that matches your theme.
	if (has_filter('wpml_active_languages') && $args->theme_location == 'primary') {
		$languages = apply_filters( 'wpml_active_languages', NULL, array( 'skip_missing' => 0 ) );
		foreach($languages as $l){
			if(!$l['active']) {
				$items = $items . '<li class="menu-item menu-item-language"><a href="'.$l['url'].'"><img src="'.$l['country_flag_url'].'" alt="'.$l['language_code'].'" ></a></li>';
			}
		}
	}
	return $items;
}